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M. Raiteri, C. M. Urry, C. Schultz, D. A. Blinov, D. A. Morozova, D. A. Williams, D. Barret, D. Dominis Prester, D. Dorner, D. Eisenacher, D. Elsaesser, D. Fidalgo, D. F. Torres, D. Galindo, D. Garrido Terrats, D. Guberman, D. Hrupec, D. Kieda, D. Lelas, D. M. Alexander, D. Mazin, D. Nakajima, D. Nieto, D. Paneque, D. Sobczynska, D. Staszak, D. Stern, D. Tescaro, E. Angelakis, E. Bernardini, E. Carmona, E. Colombo, E. D. de O\\~na Wilhelmi, E. G. Larionova, E. Lindfors, E. Lorenz, E. Moretti, E. N. Kopatskaya, E. Prandini, E. Pueschel, E. Roache, E. Semkov, external collaborators: J. Perkins, F. A. Harrison, F. Borracci, F. Dazzi, F. Di Pierro, F. E. Christensen, F. Krennrich, F. Longo, F. Tavecchio, F. Verrecchia, G. Bonnoli, G. Damljanovic, G. Gyuk, G. H. Sembroski, G. Hughes, G. Latev, G. Madejski, G. Maier, G. Maneva, G. Tagliaferri, G. T. Richards, H. C. Lin, H. Fleischhack, H. J. Dickinson, H. Kubo, H. Miyasaka, H. Takami, H. Ungerechts, I. Myserlis, I. Puljak, I. Snidaric, I. S. Troitsky, I. Telezhinsky, I. Vovk, J. A. Acosta-Pulido, J. A. Zensus, J. Barnes, J. Barrio, J. Becerra Gonz\\'alez, J. Buckley, J. Chiang, J. Cortina, J. D. Eisch, J. Dumm, J. E. Koglin, J. E. Ward, J. Grube, J. Herrera, J. Holder, J. Hose, J. Kushida, J. L. Contreras, J. L. Richards, J. M. Miranda, J. M. Paredes, J. P. Finley, J. Poutanen, J. Rico, J. Rodriguez Garcia, J. Sitarek, J. Tammi, J. Thaele, J. Tyler, J. V. Tucci, J. W. Moody, K. Forster, K. Frantzen, K. K. Madsen, K. Kodani, K. Mallot, K. Mannheim, K. Meagher, K. Mori, K. Nilsson, K. Nishijima, K. Noda, K. Satalecka, K. Shahinyan, L. A. Antonelli, L. Ciupik, L. Font, L. Fortson, L. Fuhrmann, L. Maraschi, L. O. Takalo, L. V. Larionova, M. Balokovi\\'c, M. B\\\"ottcher, M. Cerruti, M. Doro, M. Garczarczyk, M. Gaug, M. G. Nikolashvili, M. Hayashida, M. Huetten, M. H. Wu, M. I. Carnerero, M. J. Lang, M. Joshi, M. J. Pivovaroff, M. Kertzman, M. Krause, M. L\\'opez, M. Makariev, M. Manganaro, M. Mariotti, M. Mart\\'inez, M. Nievas-Rosillo, M. Palatiello, M. P. Connolly, M. Perri, M. Persic, M. Pohl, M. Rib\\'o, M. Santander, M. Strzys, M. Teshima, M. Tornikoski, M. V. Fonseca, M. Villata, M. Will, N. Godinovi\\'c, N. Haakansson, N. J. Westergaard, N. Park, N. W. Todd, O. Blanch, O. M. Kurtanidze, O. Vince, P. Antoranz, P. Bangale, P. Chinchilla, P. Colin, P. Da Vela, P. Giammaria, P. Giommi, P. G. Prada Moroni, P. H. Mao, P. Kaaret, P. Majumdar, P. Moriarty, P. Temnikov, P. T. Reynolds, Q. Feng, R. A. Ong, R. Bachev, R. Bird, R. Blandford, R. Clavero, R. J. Garc\\'ia L\\'opez, R. L\\'opez-Coto, R. Mirzoyan, R. Orito, R. Paoletti, R. Reinthal, R. Zanin, S. Ansoldi, S. Bonnefoy, S. Covino, S. E. Boggs, S. Einecke, S. G. Jorstad, S. Griffin, S. Ibryamov, S. Lombardi, S. McArthur, S. N. Shore, S. O. Kurtanidze, S. Paiano, S. Palacio, S. Puccetti, S. Sun, S. T. Griffiths, S. Vincent, T. B. Humensky, T. Bretz, T. G\\\"uver, the MAGIC collaboration: M. L. Ahnen, the NuSTAR team: M. Ajello, the VERITAS collaboration: S. Archambault, T. Hovatta, T. Kitaguchi, T. Nelson, T. Saito, T. Schweizer, T. S. Grishina, T. Steinbring, T. Terzi\\'c, T. Toyama, U. Barres de Almeida, U. Menzel, V. Bugaev, V. Karamanavis, V. M. Larionov, V. Neustroev, V. Ramakrishnan, V. Rana, V. Scapin, V. Verguilov, W. Bednarek, W. Benbow, W. Cui, W. Idec, W. Max-Moerbeck, W. P. Chen, W. Rhode, W. W. Craig, W. W. Zhang, X. Chen, X. Paredes-Fortuny, Y. Hanabata, Y. Khassen, Y. Konno, Yu. V. 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